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Part of this article seems to have been copied and pasted from
http://www.mmint.co.uk/angle/about_valves.php
Biscuittin
22:26, 10 September 2007 (UTC)
![]() | This article is rated Stub-class on Wikipedia's
content assessment scale. It is of interest to the following WikiProjects: | |||||||
|
Part of this article seems to have been copied and pasted from
http://www.mmint.co.uk/angle/about_valves.php
Biscuittin
22:26, 10 September 2007 (UTC)